On Mon, 2023-06-05 at 16:08 -0700, Hansen, Dave wrote: > On 6/5/23 16:04, Huang, Kai wrote: > > I've changed to -ENODEV which doesn't cause build error in my test. > > > > I agree it's better to include errno.h explicitly but IMHO it's a problem in the > > existing upstream code (tdx_kvm_hypercall() returns -ENODEV when INTEL_TDX_GUEST > > is off), thus should be addressed in a separate patch but not folded into this > > one. > > > > Since now there's no build error, I hesitated to added such patch. I can do it > > separately if it should be addressed. > > Yes, it should be addressed. > I'll send out a separate patch to address. Thanks!